Hackers are exploiting a bug in the TeleMessage app, a clone of Signal, to steal users' private data, according to security ...

The Chinese state-sponsored hacking group known as Salt Typhoon breached and remained undetected in a U.S. Army National ...

"as National Security Advisory have long handled classified and highly sensitive information. We both know signal is not an ...

The bug in the modified messaging app can expose users' “plaintext usernames, passwords, and other sensitive data,” per GreyNoise.

Scripps News has confirmed that China breached the computer network of the Army National Guard in at least one U.S. state for ...

Waltz was removed from his job as national security adviser after he accidentally added a journalist to his Signal chat about an attack on Houthis.

Mike Waltz suggested the use of Signal was not only appropriate -- but actually prudent, given the guidance he was following.

Kee Jefferys, co-founder and CTO of Session discusses how decentralisation messaging could reduce risks inherent in ...

According to the cable sent to State Department staff, the imposter sought to manipulate officials with the “goal of gaining ...

Lawmakers and experts say China's DeepSeek AI app could expose U.S. users to risks and promote censorship.

Marik von Rennenkampff was an analyst with the State Department’s Bureau of International Security and Nonproliferation and an appointee at the Department of Defense.

Costs are mounting for the U.S. defense industry, critical infrastructure, and relations with partners and allies.